This 4-step regimen targets the root causes of hereditary, hormonal, and genetic hair thinning by utilizing clinically-proven, plant-based formulations. Blends of botanical extracts, essential oils, and vitamins help to restore balance to the scalp and fortify existing hair by targeting the underlying factors contributing to hair loss. The scientifically-engineered formulas enhance the density and appearance of thin, sparse hair, with visible results in just one month. Kit Includes: Head Spa Complexe 5 Stimulating Plant Concentrate (1. 6 FL. OZ. ) Triphasic Thickening Shampoo (1. 6 FL. OZ. ) Triphasic Texturizing Conditioner (1. 0 FL. OZ. ) Triphasic Progressive Concentrated Serum (8 VIALS x 0. 18 FL. OZ. ) | René Furterer Triphasic Progressive Thinning Hair Routine, 27 oz | Dermstore